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The reports of two imported cases of Middle East respiratory syndrome (MERS) in France in December 2025,1 along with the 14 cases reported in Saudi Arabia earlier in 2025, are reminders of the need to keep MERS under scrutiny. Although the pandemic potential of MERS-CoV is thought to be limited, the fluctuating pattern of cases and the simmering threat of the infection highlight why we should enhance research and control efforts.